505033851

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{887}}^1\times {\mathrm{1427}}^1$

素因数の和:2343

約数の個数: 32

約数和(自身を含む): 811560960

約数和(自身を除く): 306527109

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 887, 1427, 2661, 4281, 6209, 9989, 16853, 18627, 27113, 29967, 50559, 81339, 117971, 189791, 353913, 569373, 1265749, 3797247, 8860243, 24049231, 26580729, 72147693, 168344617, 505033851]

約数ペア:

[(1, 505033851), (3, 168344617), (7, 72147693), (19, 26580729), (21, 24049231), (57, 8860243), (133, 3797247), (399, 1265749), (887, 569373), (1427, 353913), (2661, 189791), (4281, 117971), (6209, 81339), (9989, 50559), (16853, 29967), (18627, 27113)]